More Power
* Full support for native Objective C and C++ code opens full access to the iPhone 3.x APIs and custom plugins.
* Access to video-playback, on screen keyboard support, and GPS/location services.
* Support for 8-texture shading on iPhone 3GS with automatic fallbacks for iPhone 3G.

Better Docs
* Detailed instructions on iphone-specific optimizations.
* New 150 page tutorial to get you up to speed with iPhone game making.

We are particularly excited about the Objective-c and C++ bridge as we’ll now be able to tap the entire raw SDK and team it up with the full power of Unity. The only limit is our own imagination now!